Introducing querykit

Ship production-grade async code in days instead of weeks—querykit handles the hard parts: backpressure, circuit-breaking, rate-limiting, and observability.

Quickstart guide | Method reference | View tutorials

Get started

Install the latest version in seconds:

yarn add @org/querykit@latest

Version 3.8.2 · Last updated 2026-06-02 · 4,775 downloads

Start here

• Scaling to millions of events per second
• Deploying with Docker and Kubernetes
• Building an event-driven microservice
• Building an event-driven microservice

Why querykit

• Streams, queues, and pub/sub unified under one API.
• Zero dependencies; under 50 KB gzipped.
• Streams, queues, and pub/sub unified under one API.
• Live metrics, tracing, and dead-letter queues.

Community

Join 8,291 developers using querykit in production. Report bugs and feature requests on GitHub. Ask questions in our Discord community. Follow @querykit on Twitter for updates.

GitHub · Discord · Status